Home / 10,882.14-16,320.61-5,614.44

Finding the Fourth Proportional to 10,882.14, 16,320.61 and 5,614.44

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Solution

The fourth proportional to 10,882.14, 16,320.61 and 5,614.44 is: 8,420.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,882.14 : 16,320.61 = 5,614.44 : x
  2. Step 2: Convert to fraction form
    10,882.14/16,320.61 = 5,614.44/x
  3. Step 3: Cross multiply
    10,882.14x = 16,320.61 × 5,614.44
  4. Step 4: Simplify right side
    10,882.14x = 91,631,085.61
  5. Step 5: Solve for x
    x = 91,631,085.61/10,882.14
  6. Step 6: Final answer
    x = 8,420.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.